mirror of https://github.com/gnss-sdr/gnss-sdr
99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
/*!
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* \file gps_l1_ca_ls_pvt.h
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* \brief Least Squares Position, Velocity, and Time (PVT) solver, based on
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* K.Borre Matlab receiver.
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* \author Javier Arribas, 2011. jarribas(at)cttc.es
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* GNSS-SDR is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* at your option) any later version.
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*
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* GNSS-SDR is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef GPS_L1_CA_LS_PVT_H_
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#define GPS_L1_CA_LS_PVT_H_
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#include <fstream>
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#include <string>
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#include <iostream>
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#include <sstream>
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/time.h>
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#include <time.h>
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#include <math.h>
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#include <map>
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#include <algorithm>
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#include "gps_navigation_message.h"
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#include "GPS_L1_CA.h"
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//#include <itpp/itbase.h>
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//#include <itpp/stat/misc_stat.h>
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//#include <itpp/base/matfunc.h>
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#include "armadillo"
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//using namespace arma;
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//using namespace itpp;
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class gps_l1_ca_ls_pvt
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{
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private:
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arma::vec leastSquarePos(arma::mat satpos, arma::vec obs, arma::mat w);
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arma::vec e_r_corr(double traveltime, arma::vec X_sat);
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//void cart2geo();
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//void topocent();
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public:
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int d_nchannels;
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gps_navigation_message* d_ephemeris;
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double d_pseudoranges_time_ms;
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double d_latitude_d;
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double d_longitude_d;
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double d_height_m;
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//averaging
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std::deque<double> d_hist_latitude_d;
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std::deque<double> d_hist_longitude_d;
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std::deque<double> d_hist_height_m;
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int d_averaging_depth;
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double d_avg_latitude_d;
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double d_avg_longitude_d;
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double d_avg_height_m;
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double d_x_m;
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double d_y_m;
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double d_z_m;
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bool d_flag_dump_enabled;
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std::string d_dump_filename;
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std::ofstream d_dump_file;
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void set_averaging_depth(int depth);
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gps_l1_ca_ls_pvt(int nchannels,std::string dump_filename, bool flag_dump_to_file);
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~gps_l1_ca_ls_pvt();
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bool get_PVT(std::map<int,gnss_pseudorange> pseudoranges,double GPS_current_time,bool flag_averaging);
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void cart2geo(double X, double Y, double Z, int elipsoid_selection);
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};
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#endif
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